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Old 03-29-2002, 03:04 PM   #10
elmir50
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Join Date: Mar 1999
Location: Tsawwassen BC Canada
Posts: 413
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NHRA top fuel cars also have compressed air on board for operation of the fuel bleed valves and clutch system. I know for sure that they are not allowed to run nitrogen oxide. Most likely it is a air supply. I can't recall what kind of gas they use.
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